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A unicellular organism with no brain is capable of Pavlovian learning
A trumpet-shaped, single-celled organism seems able to predict one thing will follow another, hinting that such associative learning emerged long before multicellular nervous systems
Why are we so suspicious of do-gooders?
A growing body of research shows that we tend to discount a person’s good deeds if they stand to benefit from them. Columnist David Robson …
The race to solve the biggest problem in quantum computing
The errors that quantum computers make are holding the technology back. But recent progress in quantum error correction has excited many researchers
We don’t know if AI-powered toys are safe, but they’re here anyway
Toys powered by AI show a worrying lack of emotional understanding. But we need to understand the risks and benefits of the technology so the …
How worried should you be about your BMI?
Body mass index (BMI) is used as a global standard for measuring health, but does it actually tell you anything about how healthy you are …
Can species evolve fast enough to survive as the planet heats up?
The story of a wildflower that adapted to a severe drought in California raises hopes that evolution will come to the rescue of species hit …
Chemistry may not be the 'killer app' for quantum computers after all
Two popular quantum computing algorithms for problems in chemistry may have very limited use even as quantum hardware improves
Why drug overdose deaths have suddenly plummeted in the US
Fentanyl-related overdose deaths fell by nearly 30 per cent in the space of a year in the US, which could represent a significant turning point …
Rumours of a Firefly reboot abound, but should the Serenity fly again?
Star Nathan Fillion is stoking rumours that cult western-in-space television series Firefly could be rebooted. Emily H. Wilson realises she is being toyed with – …
Undisclosed ads on TikTok skirt ban on profiling minors
Teenagers are being bombarded with highly targeted commercial content on TikTok, despite an EU law that prohibits profiling minors for advertising
A miniature magnet rivals behemoths in strength for the first time
Strong magnets tend to be large and power-hungry, but a new design has produced a powerful magnet that fits in the palm of your hand, …
King penguins are thriving in a warmer climate, but it may not …
Longer summers are allowing more king penguin chicks to bulk up and survive the winter, but the penguins' main fishing area is shifting further away …
Maggie Aderin's dream: To walk by the footprints of Neil Armstrong
Space scientist Maggie Aderin talks telescopes, neurodiversity and being underestimated with Rowan Hooper on the New Scientist podcast, as her memoir Starchild comes out
A glimpse into the rare earth riches of Greenland
Photographer Jonas Kako travelled to Greenland to explore how mining for the rare earth elements and minerals that are vital for new green technologies is …
Why are we so obsessed with protein? A new book looks for …
Samantha King and Gavin Weedon's new book Protein digs deep into the nutrient's role in our health. But can it tell you how much you …
New Scientist recommends sci-fi novel Under the Eye of the Big Bird
The books, TV, games and more that New Scientist staff have enjoyed this week
Why a Peruvian mountain is becoming an 'impossible' particle detector
Deep canyons in the Andes are the perfect location to catch the most energetic particles in the universe. Carlos Argüelles-Delgado reveals how these intergalactic envoys …
Why the world's militaries are scrambling to create their own Starlink
The reliable internet connections provided by Starlink offer a huge advantage on the battlefield. But as access is dependent on the whims of controversial billionaire …
Parkinson's disease may reduce enjoyment of pleasant smells
The "world smells different" for people with Parkinson's disease, a discovery that could help doctors spot the condition sooner
Orcas may be to blame for some mass dolphin strandings
Two mass strandings involving hundreds of dolphins in Argentina probably happened because the pods were being hunted by orcas, highlighting the role of predators in …
I was accused of killing over 100 million rabbits across Australia
When New Scientist reporter James Woodford was assigned to a story about a virus designed to kill rabbits, he never expected to be accused of …
How a midlife tune-up could help prepare you for a healthy old …
Most of us don’t worry about our health in old age until we get there, but research is increasingly showing that how you live in …
Sharing genetic risk scores can unwittingly reveal secrets
Statistics that quantify a person’s predisposition to diseases such as diabetes and cancer can be reverse-engineered to reveal the underlying genetic data, prompting privacy concerns
Start-up is building the first data centre to use human brain cells
Cortical Labs is building two data centres that will house its neuron-filled chips. The technology is still in the very early stages of development
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